I Can't Turn on My Macbook !!!?

So Yesterday I Tried to turn on my mac and it just went to white screen and had some 3 beep noise and today it's the same i have two systems on it Windows And Mac and i had it on windows last time so I'm not sure maybe it's RAM's fault. And I can't even reset my pram because it just won't do, maybe because it was on windows :\\ Could somebody Please help i'm not in US and in this country there is no Apple Stores were i can take it :\\ Maybe any options how i can fix it on my own!!!